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Popular >

3 times a number is 18 less than the square of that number

Solution

3 times a number is 18 less than the square of that number

Solution

The number : 6 or - 3

Solution steps

Represent the number with

x

A.T.Q.:

3 x = x^{2} - 18

Solve for

x, 3 x = x^{2} - 18 : x = 6, x = - 3

The number : 6 or - 3

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